Pickup, tuner and equalizer system for the ukulele. Piezo ceramic pick-up function. Chromatic tuner with LCD display.3 of the EQ band (bass guitar, midrange, treble). With volume control knob and battery indicator. Material: PlasticInput Impedance: 22MOmega; Frequency Response: 20Hz-20KHzAdjustable Range: Bass-± 12dB at 100HzMid-± 12dB at 300HzTreble-± 12dB at 10KHzPower Supply: 2 * CR2032 Battery (Not Included)Item Size: 5 * 4 * 3cm / 2 * 1.6 * 1.2in; 3.2*3.6*3.1cm/1.3*1.4*1.2inPackage Weight: 60g / 2.1ozBatteries are not included. Package List:1*ukulele receipt Note: Since russia post new policy about your name, pls every buyer offer their name before you will pay at your billing address. Thank you for your great cooperation! Shipping1) 1-3 days lead time will be necessary after you confirm receipt of